228 TROPICAL NATURE I 
slight fall of the thermometer is accompanied by the conden- 
sation of a large absolute quantity of atmospheric vapour, so 
Monthly Rainfall at London and Batavia. 
z iE ~) Tate eae 
a ) R i = f 5 = 
5) 8 rs) 
2|6/| sis 8 2 € $18] 8) 22 
20 20 
18 18 
16 16 
I4 “4 
12 | : [ 12° 
- Batorta, af 1866 to 868. | - 
Pearly fall 48 thches ! 
3 8 
6 | | 6 
el Ld 
4 SS pS 
| enn 
Zz “—~ aaa ed 2 
PA] v4 INA 
onion, Mean of J860 to T1865. 
é PO eathiy tall, eS uchay i 
that copious dews and heavy showers of rain are produced at 
comparatively high temperatures, and even at the sea level. 
